Presently, internationalization is spreading into all fields (business, entertainment, education, and any other fields), so people must be able to communicate with each other more effectively. Since English has become the global language, it is a very important language for Japanese to learn. Presently, many Japanese desperately seek for some effective learning methods. Most learners generally study, by litenning to native English pronunciation, memorizing the structures of English sentences, and talking with native English speaker. In most cases, an English-Japanese and Japanese-English dictionary is needed.